#B66ACA
Closest named color: Soft Purple (#A66FB5). oklch(64.5% 0.159 319), rgb(182, 106, 202).
Aa
Black text reads best on this color (5.90:1).
About this color
#B66ACA is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.159 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.045 away. Black text reads best on it, at 5.90:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.90:1 |
| White text | 3.55:1 |
Values
| HEX | #B66ACA |
| RGB | rgb(182, 106, 202) |
| HSL | hsl(288, 48%, 60%) |
| OKLCH | oklch(64.5% 0.159 319) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #B66ACA | 3.55:1 | AA large text | Lc -68.3 | Content text, not long reading |
| Black text on #B66ACA | 5.90:1 | AA | Lc 41.2 | Non-text elements, placeholder text |
| #B66ACA text on white | 3.55:1 | AA large text | Lc 62.8 | Content text, not long reading |
| #B66ACA text on black | 5.90:1 | AA | Lc -38.8 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E6D1EC
oklch(88.6% 0.043 318.7)
-
Step 300
300
#D7B1E1
oklch(80.9% 0.078 319.2)
-
Step 400
400
#C286D2
oklch(70.7% 0.126 319)
-
Step 500
500 (this color)
#B66ACA
oklch(64.5% 0.159 319)
-
Step 600
600
#9D4AB2
oklch(55.6% 0.173 319.1)
-
Step 700
700
#863B99
oklch(49.2% 0.16 319)
-
Step 800
800
#6D317C
oklch(42.7% 0.133 319.2)
-
Step 900
900
#582C64
oklch(37.6% 0.104 318.7)
-
Step 950
950
#341B3A
oklch(27.1% 0.064 319.6)
#B66ACA with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5A83CD | 0.142 |
| Deuteranopia (no green cones) | #708AC7 | 0.127 |
| Tritanopia (no blue cones) | #B77791 | 0.101 |
| Achromatopsia (no color) | #888888 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66ACA
#B66ACA
oklch(64.5% 0.159 319)
- #55A43D
#55A43D
oklch(64.6% 0.159 139.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #B66ACA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.048
- Wisteria #A87DC2 ΔE 0.053
- Amethyst #9B5FC0 ΔE 0.057
- Deep Lilac #966EBD ΔE 0.058
- Pinky Purple #C94CBE ΔE 0.064
- Medium Purple #9370DB ΔE 0.064
- Light Urple #B36FF6 ΔE 0.065
Use #B66ACA in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.